A mother of three autistic children writes to Dr Cannell updating him of her children’s progress.

Dr Cannell writes back and forth with a concerned mother who’s child has autism.

Study finds autistic adults had the lowest vitamin D levels when compared to patients with depression and schizophrenia.

Dr Cannell shares many of the letters he received answering questions from his last newsletter discussing vitamin D and autism.

A mother writes an intriguing case report of her autistic son’s behavior, before and after supplementing with vitamin D.